MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d78094f3b6eac87e2d4249671bdc4e044afb31e2e78aac8f2db7186c6d5b6db1. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


Formbook


Vendor detections: 13


Intelligence 13 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d78094f3b6eac87e2d4249671bdc4e044afb31e2e78aac8f2db7186c6d5b6db1
SHA3-384 hash: e84da85dc747d2d964151f474e20859f4de003714b1dbef1dcb7c4dd81dc1218be7f702b4c70c5221b33f69d57c79a85
SHA1 hash: 0fbbcbce3002c8d0d69a7dc6c2666900b57fc54d
MD5 hash: c6def7e067895d7c6f4b0f78270b9e2c
humanhash: ten-social-connecticut-alpha
File name:c6def7e067895d7c6f4b0f78270b9e2c.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:287'963 bytes
First seen:2021-11-02 11:18:53 UTC
Last seen:2021-11-02 14:54:00 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash b76363e9cb88bf9390860da8e50999d2 (464 x Formbook, 184 x AgentTesla, 122 x SnakeKeylogger)
ssdeep 6144:wBlL/cvBjyPIYTRrajr0/mLdVRAuWhgeWSMrlmUfHTu4UD:CevsPHgs/mvzprlfS4Y
Threatray 11'331 similar samples on MalwareBazaar
TLSH T1F954222267E19C1BE1964F3009AFA7FEC271C048456D96B79BF0EE3A65629C3310B743
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
115
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PO0945.xlsx
Verdict:
Malicious activity
Analysis date:
2021-11-02 09:05:31 UTC
Tags:
encrypted opendir exploit CVE-2017-11882 loader trojan formbook stealer
Link:
https://app.any.run/tasks/b1baa8b5-aee0-4c28-93e7-ffd2adbfae59

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/201408/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a file
Unauthorized injection to a recently created process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
overlay packed
Link:
https://www.filescan.io/uploads/61811eacbf51178dbe488a74/reports/e0186ff0-25db-4e4f-8fac-182915386591/overview
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e7347df1-5c67-4757-a5a9-e73f41183121
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/881227
Signature
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 513658 Sample: 5FjM13QB8F.exe Startdate: 02/11/2021 Architecture: WINDOWS Score: 100 31 www.xc6811.com 2->31 33 www.tigerstarmatka.com 2->33 35 7 other IPs or domains 2->35 43 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->43 45 Found malware configuration 2->45 47 Malicious sample detected (through community Yara rule) 2->47 49 4 other signatures 2->49 11 5FjM13QB8F.exe 17 2->11         started        signatures3 process4 file5 29 C:\Users\user\AppData\Local\...\vtlgn.dll, PE32 11->29 dropped 61 Tries to detect virtualization through RDTSC time measurements 11->61 63 Injects a PE file into a foreign processes 11->63 15 5FjM13QB8F.exe 11->15         started        signatures6 process7 signatures8 65 Modifies the context of a thread in another process (thread injection) 15->65 67 Maps a DLL or memory area into another process 15->67 69 Sample uses process hollowing technique 15->69 71 Queues an APC in another process (thread injection) 15->71 18 explorer.exe 15->18 injected process9 dnsIp10 37 www.mchaskellproperties.com 88.214.207.96, 49785, 80 NATCOWEBUS United Kingdom 18->37 39 www.hodgeandpartners.com 203.170.80.250, 49791, 80 DREAMSCAPE-AS-APDreamscapeNetworksLimitedAU Australia 18->39 41 14 other IPs or domains 18->41 51 System process connects to network (likely due to code injection or exploit) 18->51 22 control.exe 18->22         started        signatures11 process12 signatures13 53 Self deletion via cmd delete 22->53 55 Modifies the context of a thread in another process (thread injection) 22->55 57 Maps a DLL or memory area into another process 22->57 59 Tries to detect virtualization through RDTSC time measurements 22->59 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/d78094f3b6eac87e2d4249671bdc4e044afb31e2e78aac8f2db7186c6d5b6db1/
Threat name:
Win32.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2021-11-02 10:03:51 UTC
AV detection:
16 of 28 (57.14%)
Threat level:
  2/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
19428f9c431fb0f8d6fbd9ca194589bacf9d9d3e475717031373b71982bea2a5
Formbook
26a7d60148b01f0b2c57abaac977514cbc0d31606ae151f200f0b9c04fdf0ad3
Formbook
3c9984e534636c34f7a22ccbbfb1c06baa5a6f16883eb77a65ac615dffa24f16
Formbook
4821bcd8c5a1fefc28edf3a349e6aca22741054c27045ed12838d721e68d8d97
Formbook
73bd80a020bfe9f24dcaff57cd3781d85f20f66ab8d6398263b6a94914ce6319
Formbook
ac4a0328d512526f20122f0399d557b1334f3b2ac264d9e749d6d2788e956b2e
Formbook
d0d08195d6779cadf6750741740960f4956110f505a63c1109427449df51b13e
Formbook
f8d9fbcef6907460baa7c91e53d1a40865901bb50906b5519cba440fdbc65032
Formbook
+ 11'321 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:kqna loader rat
Link:
https://tria.ge/reports/211102-nevnnscde7/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.surfsolutions.info/kqna/
Unpacked files
SH256 hash:
d78094f3b6eac87e2d4249671bdc4e044afb31e2e78aac8f2db7186c6d5b6db1
MD5 hash:
c6def7e067895d7c6f4b0f78270b9e2c
SHA1 hash:
0fbbcbce3002c8d0d69a7dc6c2666900b57fc54d
Link:
https://www.unpac.me/results/3296ee1d-bf5d-4ea4-a72c-2c373c2bc374/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/d78094f3b6ea/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.47
Link:
https://yomi.yoroi.company/submissions/d78094f3b6eac87e2d4249671bdc4e044afb31e2e78aac8f2db7186c6d5b6db1

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:Formbook
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Formbook in memory
Reference:internal research
Rule name:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:win_formbook_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.formbook.

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Formbook

Executable exe d78094f3b6eac87e2d4249671bdc4e044afb31e2e78aac8f2db7186c6d5b6db1

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1738561/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/201408/

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